Quarterly Data (unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Quarterly Data (unaudited) [Abstract]
Net sales	$ 144,691	$ 155,264	$ 179,941	$ 162,987	$ 148,575	$ 187,255	$ 229,487	$ 229,317	$ 642,883	$ 794,634	$ 804,537
Cost of goods sold	135,989	144,994	161,235	156,709	151,317	181,259	204,332	206,725	598,927	743,633	726,927
GROSS PROFIT	8,702	10,270	18,706	6,278	(2,742)	5,996	25,155	22,592	43,956	51,001	77,610
Operating expenses	10,371	10,995	12,747	11,075	146,274	13,809	15,286	14,862	45,188	190,231	56,883
INCOME (LOSS) FROM OPERATIONS	(1,669)	(725)	5,959	(4,797)	(149,016)	(7,813)	9,869	7,730	(1,232)	(139,230)	20,727
Interest expense, net	(8,465)	(8,711)	(9,157)	(8,694)	(8,614)	(8,921)	(8,658)	(8,745)	(35,027)	(34,938)	(34,097)
Other income (loss), net	(570)	546	(441)	145	(1,400)	815	(436)	157	(320)	(864)	3,627
Income tax provision (benefit)	(12,622)	(495)	1,464	1,409	(4,487)	(106)	1,339	1,597	(10,244)	(1,657)	7,761
LOSS FROM CONTINUING OPERATIONS	1,918	(8,395)	(5,103)	(14,755)	(154,543)	(15,813)	(564)	(2,455)	(26,335)	(173,375)	(17,504)
Discontinued operations, net of tax	(307)	(10,220)	(259)	(1,192)	(1,995)	(1,866)	(277)	(494)	(11,978)	(4,632)	473
Net income (loss)	$ 1,611	$ (18,615)	$ (5,362)	$ (15,947)	$ (156,538)	$ (17,679)	$ (841)	$ (2,949)	$ (38,313)	$ (178,007)	$ (17,031)
Basic income (loss) per share [Abstract]
Continuing operations (in dollars per share)	$ 0.04	$ (0.18)	$ (0.11)	$ (0.31)	$ (3.26)	$ (0.34)	$ (0.01)	$ (0.05)	$ (0.56)	$ (3.66)	$ (0.37)
Discontinued operations (in dollars per share)	$ (0.01)	$ (0.21)	$ 0	$ (0.03)	$ (0.04)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.25)	$ (0.10)	$ 0.01
Basic income (loss) per share (in dollars per share)	$ 0.03	$ (0.39)	$ (0.11)	$ (0.34)	$ (3.30)	$ (0.38)	$ (0.02)	$ (0.06)	$ (0.81)	$ (3.76)	$ (0.36)
Diluted income (loss) per share [Abstract]
Continuing operations (in dollars per share)	$ 0.04	$ (0.18)	$ (0.11)	$ (0.31)	$ (3.26)	$ (0.34)	$ (0.01)	$ (0.05)	$ (0.56)	$ (3.66)	$ (0.37)
Discontinued operations (in dollars per share)	$ (0.01)	$ (0.21)	$ 0	$ (0.03)	$ (0.04)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.25)	$ (0.10)	$ 0.01
Diluted income (loss) per share (in dollars per share)	$ 0.03	$ (0.39)	$ (0.11)	$ (0.34)	$ (3.30)	$ (0.38)	$ (0.02)	$ (0.06)	$ (0.81)	$ (3.76)	$ (0.36)